c_gtk_text_view_add_child_at_anchor

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
void function(GtkTextView* textView, GtkWidget* child, GtkTextChildAnchor* anchor) c_gtk_text_view_add_child_at_anchor;

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